冠城新材：股票交易异常波动公告

Core Points - The company, Guancheng New Materials, announced that its stock experienced an abnormal fluctuation, with a cumulative price increase deviation of 20% over three consecutive trading days from October 14 to October 16, 2025 [2] - Following self-examination and inquiries to the controlling shareholder and actual controller, the company confirmed that there are no undisclosed significant matters as of the date of the announcement [2]